Cheap flights from Phoenix to Seattle
from 100 US$
From 166 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 100 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Phoenix to Seattle, a about 1,794 km route (around 2h 45m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as American Airlines, Alaska Airlines, United Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Phoenix to Seattle?
It's usually 2026-09, from 100 USD. Use the price calendar to compare other dates.
How long is the flight from Phoenix to Seattle?
A nonstop flight takes about 2h 45m and covers around 1,794 km. Connecting itineraries take longer.
Are there direct flights from Phoenix to Seattle?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Phoenix to Seattle?
American Airlines, Alaska Airlines, United Airlines, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Phoenix–Seattle flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Phoenix → Seattle · Live fares from 100+ sites — free, with no hidden fees.